Re: measurements using MRI jpg images

Posted by Gabriel Landini on Oct 15, 2006; 10:54pm
URL: http://imagej.273.s1.nabble.com/measurements-using-MRI-jpg-images-tp3701304p3701305.html

On Sunday 15 October 2006 06:43, John Dufton wrote:
> I have a question regarding measurements on mri images.
> I have saved a number of images as jpg images.  The measurements on these
> jpg images do not seem to correspond to measurements on the workstation.

Hi,
Jpeg compressed images should not be used for serious imaging purposes.
The compression in the jpegs is lossy, so I guess that you may be measuring
some amount of artifacts rather than the data.

Instead, you can save your images as Tiff or Png.

Cheers.

Gabriel